Answer:
Refer to picture.
How to:
Put a dot at (0,2) for the +2 in the equation.
Go three spaces up and one to the right. Repeat this until you can make a line.
They need to wash 72 cars
Step-by-step explanation:
2000 - 1640 = 360
360/5 = 72
Yes, they do
Because
6+8=14>9
6+9=15>8
8+9=17>6
Factor using the perfect square rule.
:)